Hardin County, Illinois
Hardin County, Illinois, has 4 towns and 4 ZIP codes, in area code 618, with 730 as an overlay.
Towns in Hardin County, A to Z
| Town | ZIP codes | Area codes |
|---|---|---|
| Cave In Rock | 62919 | 618, 730 |
| Elizabethtown | 62931 | 618, 730 |
| Karbers Ridge | 62955 | 618, 730 |
| Rosiclare | 62982 | 618, 730 |
ZIP codes in Hardin County
- 62919Cave In Rock618, 730
- 62931Elizabethtown618, 730
- 62955Karbers Ridge618, 730
- 62982Rosiclare618, 730
Area codes in Hardin County
- Area code 618
In service since 1947. Shares its area with 730. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.
- Area code 730
In service since July 7, 2023. Shares its area with 618. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.
Local numbers in area code 618
Looking for a phone number with a Hardin County area code? These 618 numbers are for sale through Exclusive Digits. Portable to Verizon, AT&T, T-Mobile and all major US carriers.
- (618) 688-6789East Saint Louis, IL$59View & buy
- (618) 688-9876East Saint Louis, IL$59View & buy
- (618) 737-1987Belleville, IL$59View & buy
- (618) 740-9877Salem, IL$59View & buy
- (618) 750-6787Collinsville, ILAlso spells OPUS$59View & buy
- (618) 750-7567Collinsville, IL$59View & buy
- (618) 750-7765Collinsville, IL$59View & buy
- (618) 750-7770Collinsville, IL$59View & buy
- (618) 750-7789Collinsville, IL$59View & buy
- (618) 750-7876Collinsville, IL$59View & buy
- (618) 769-8767Bartelso, IL$59View & buy
- (618) 770-7012Hutsonville, IL$59View & buy
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